Home / 5,442.55-7,510.47-3,084.64

Finding the Fourth Proportional to 5,442.55, 7,510.47 and 3,084.64

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Solution

The fourth proportional to 5,442.55, 7,510.47 and 3,084.64 is: 4,256.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.55 : 7,510.47 = 3,084.64 : x
  2. Step 2: Convert to fraction form
    5,442.55/7,510.47 = 3,084.64/x
  3. Step 3: Cross multiply
    5,442.55x = 7,510.47 × 3,084.64
  4. Step 4: Simplify right side
    5,442.55x = 23,167,096.18
  5. Step 5: Solve for x
    x = 23,167,096.18/5,442.55
  6. Step 6: Final answer
    x = 4,256.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.